Aurora palette
Sloe Chapel
From #00459d ink through #266ed6, #438af5, #609cf7 to #8cbaff light, Sloe Chapel is a split-complementary progression that holds together at any size. Use it for event posters that compete with a wall of other posters. The darkest and lightest stops clear AA as a text pair.
skyaurorafive-stophigh-contrast
#00459d
#266ed6
#438af5
#609cf7
#8cbaff
The generator opens with #00459d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.